<template>
  <div ref="myChart" style="width: 100%; height: 100%"></div>
</template>

<script>
import * as echarts from "echarts";
import "echarts/map/js/china.js";
export default {
  data() {
    return {
      BJData: [
        [
          {
            name: "新乡",
          },
          {
            name: "新乡",
            value: 200,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "呼和浩特",
            value: 90,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "哈尔滨",
            value: 90,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "石家庄",
            value: 90,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "昆明",
            value: 30,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "北京",
            value: 100,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "长春",
            value: 40,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "重庆",
            value: 40,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "贵阳",
            value: 50,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "南宁",
            value: 30,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "济南",
            value: 10,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "太原",
            value: 40,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "西安",
            value: 60,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "武汉",
            value: 50,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "合肥",
            value: 40,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "南京",
            value: 30,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "沈阳",
            value: 20,
          },
        ],
        [
          {
            name: "新乡",
          },
          {
            name: "成都",
            value: 10,
          },
        ],
      ],
      SHData: [
        [
          {
            name: "九江",
          },
          {
            name: "九江",
            value: 200,
          },
        ],

        [
          {
            name: "九江",
          },
          {
            name: "长沙",
            value: 95,
          },
        ],
        [
          {
            name: "九江",
          },
          {
            name: "武汉",
            value: 30,
          },
        ],
        [
          {
            name: "九江",
          },
          {
            name: "南昌",
            value: 20,
          },
        ],
        [
          {
            name: "九江",
          },
          {
            name: "合肥",
            value: 70,
          },
        ],
        [
          {
            name: "九江",
          },
          {
            name: "南京",
            value: 60,
          },
        ],
        [
          {
            name: "九江",
          },
          {
            name: "福州",
            value: 50,
          },
        ],
        [
          {
            name: "九江",
          },
          {
            name: "上海",
            value: 100,
          },
        ],
        [
          {
            name: "九江",
          },
          {
            name: "深圳",
            value: 100,
          },
        ],
      ],
      GZData: [
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "新疆玛纳斯基地",
            value: 200,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "  ",
            value: 90,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: " ",
            value: 40,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "呼和浩特",
            value: 90,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "昆明",
            value: 40,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "成都",
            value: 10,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "兰州",
            value: 95,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "银川",
            value: 90,
          },
        ],
        [
          {
            name: "新疆玛纳斯基地",
          },
          {
            name: "西宁",
            value: 80,
          },
        ],
      ],

      series: [],
      myChart: "",
    };
  },
  mounted() {
    this.myChart = echarts.init(this.$refs.myChart);
    this.initChart();
    this.initFn();
    window.addEventListener("resize", this.resizeChart);
  },
  beforeDestroy() {
    window.removeEventListener("resize", this.resizeChart);

    this.myChart = null;
  },
  methods: {
    initFn() {
      var geoCoordMap = {
        新疆玛纳斯基地: [86.22, 44.3],
        九江: [116.0, 29.7],
        新乡: [116.402217, 35.311657],
        " ": [79.92, 37.12],
        "  ": [86.85, 47.7],
        若羌县: [88.17, 39.02],
        上海: [121.4648, 31.2891],
        东莞: [113.8953, 22.901],
        东营: [118.7073, 37.5513],
        中山: [113.4229, 22.478],
        临汾: [111.4783, 36.1615],
        临沂: [118.3118, 35.2936],
        丹东: [124.541, 40.4242],
        丽水: [119.5642, 28.1854],
        乌鲁木齐: [87.9236, 43.5883],
        佛山: [112.8955, 23.1097],
        保定: [115.0488, 39.0948],
        兰州: [103.5901, 36.3043],
        包头: [110.3467, 41.4899],
        北京: [116.4551, 40.2539],
        北海: [109.314, 21.6211],
        南京: [118.8062, 31.9208],
        南宁: [108.479, 23.1152],
        南昌: [116.0046, 28.6633],
        南通: [121.1023, 32.1625],
        厦门: [118.1689, 24.6478],
        台州: [121.1353, 28.6688],
        合肥: [117.29, 32.0581],
        呼和浩特: [111.4124, 40.4901],
        咸阳: [108.4131, 34.8706],
        哈尔滨: [127.9688, 45.368],
        唐山: [118.4766, 39.6826],
        嘉兴: [120.9155, 30.6354],
        大同: [113.7854, 39.8035],
        大连: [122.2229, 39.4409],
        天津: [117.4219, 39.4189],
        太原: [112.3352, 37.9413],
        威海: [121.9482, 37.1393],
        宁波: [121.5967, 29.6466],
        宝鸡: [107.1826, 34.3433],
        宿迁: [118.5535, 33.7775],
        常州: [119.4543, 31.5582],
        广州: [113.5107, 23.2196],
        廊坊: [116.521, 39.0509],
        延安: [109.1052, 36.4252],
        张家口: [115.1477, 40.8527],
        徐州: [117.5208, 34.3268],
        德州: [116.6858, 37.2107],
        惠州: [114.6204, 23.1647],
        成都: [103.9526, 30.7617],
        扬州: [119.4653, 32.8162],
        承德: [117.5757, 41.4075],
        拉萨: [91.1865, 30.1465],
        无锡: [120.3442, 31.5527],
        日照: [119.2786, 35.5023],
        昆明: [102.9199, 25.4663],
        杭州: [119.5313, 29.8773],
        枣庄: [117.323, 34.8926],
        柳州: [109.3799, 24.9774],
        株洲: [113.5327, 27.0319],
        武汉: [114.3896, 30.6628],
        汕头: [117.1692, 23.3405],
        江门: [112.6318, 22.1484],
        沈阳: [123.1238, 42.1216],
        沧州: [116.8286, 38.2104],
        河源: [114.917, 23.9722],
        泉州: [118.3228, 25.1147],
        泰安: [117.0264, 36.0516],
        泰州: [120.0586, 32.5525],
        济南: [117.1582, 36.8701],
        济宁: [116.8286, 35.3375],
        海口: [110.3893, 19.8516],
        淄博: [118.0371, 36.6064],
        淮安: [118.927, 33.4039],
        深圳: [114.5435, 22.5439],
        清远: [112.9175, 24.3292],
        温州: [120.498, 27.8119],
        渭南: [109.7864, 35.0299],
        湖州: [119.8608, 30.7782],
        湘潭: [112.5439, 27.7075],
        滨州: [117.8174, 37.4963],
        潍坊: [119.0918, 36.524],
        烟台: [120.7397, 37.5128],
        玉溪: [101.9312, 23.8898],
        珠海: [113.7305, 22.1155],
        盐城: [120.2234, 33.5577],
        盘锦: [121.9482, 41.0449],
        石家庄: [114.4995, 38.1006],
        福州: [119.4543, 25.9222],
        秦皇岛: [119.2126, 40.0232],
        绍兴: [120.564, 29.7565],
        聊城: [115.9167, 36.4032],
        肇庆: [112.1265, 23.5822],
        舟山: [122.2559, 30.2234],
        苏州: [120.6519, 31.3989],
        莱芜: [117.6526, 36.2714],
        菏泽: [115.6201, 35.2057],
        营口: [122.4316, 40.4297],
        葫芦岛: [120.1575, 40.578],
        衡水: [115.8838, 37.7161],
        衢州: [118.6853, 28.8666],
        西宁: [101.4038, 36.8207],
        西安: [109.1162, 34.2004],
        贵阳: [106.6992, 26.7682],
        连云港: [119.1248, 34.552],
        邢台: [114.8071, 37.2821],
        邯郸: [114.4775, 36.535],
        郑州: [113.4668, 34.6234],
        鄂尔多斯: [108.9734, 39.2487],
        重庆: [107.7539, 30.1904],
        金华: [120.0037, 29.1028],
        铜川: [109.0393, 35.1947],
        银川: [106.3586, 38.1775],
        镇江: [119.4763, 31.9702],
        长春: [125.8154, 44.2584],
        长沙: [113.0823, 28.2568],
        长治: [112.8625, 36.4746],
        阳泉: [113.4778, 38.0951],
        青岛: [120.4651, 36.3373],
        韶关: [113.7964, 24.7028],
      };
      var planePath =
        "path://M.6,1318.313v-89.254l-319.9-221.799l0.073-208.063c0.521-84.662-26.629-121.796-63.961-121.491c-37.332-0.305-64.482,36.829-63.961,121.491l0.073,208.063l-319.9,221.799v89.254l330.343-157.288l12.238,241.308l-134.449,92.931l0.531,42.034l175.125-42.917l175.125,42.917l0.531-42.034l-134.449-92.931l12.238-241.308L1705";
      var arr = [
        ["新乡", this.BJData],
        ["九江", this.SHData],
        ["新疆", this.GZData],
      ];
      var color = ["#3ed4ff", "#ffa022", "#a6c84c"];
      var convertData = function (data) {
        var res = [];
        for (var i = 0; i < data.length; i++) {
          var dataItem = data[i];
          var fromCoord = geoCoordMap[dataItem[0].name];
          var toCoord = geoCoordMap[dataItem[1].name];
          if (fromCoord && toCoord) {
            res.push([
              {
                coord: fromCoord,
              },
              {
                coord: toCoord,
              },
            ]);
          }
        }
        return res;
      };
      let self = this;
      arr.forEach(function (item, i) {
        self.series.push(
          {
            name: item[0] + " Top10",
            type: "lines",
            coordinateSystem: "geo",
            legendHoverLink: true,
            cursor: "pointer",
            zlevel: 1,
            effect: {
              show: true,
              period: 6,
              trailLength: 0.7,
              color: "#fff",
              symbolSize: 3,
            },
            lineStyle: {
              normal: {
                color: color[i],
                width: 0,
                curveness: 0.2,
              },
            },
            data: convertData(item[1]),
          },
          {
            name: item[0] + " Top10",
            type: "lines",
            zlevel: 2,
            effect: {
              show: true,
              period: 6,
              trailLength: 0,
              symbol: planePath,
              symbolSize: 15,
            },
            lineStyle: {
              normal: {
                color: color[i],
                width: 1,
                opacity: 0.4,
                curveness: 0.2,
              },
            },
            data: convertData(item[1]),
          },
          {
            name: item[0] + " Top10",
            type: "effectScatter",
            coordinateSystem: "geo",
            zlevel: 2,
            rippleEffect: {
              brushType: "stroke",
            },
            label: {
              normal: {
                show: true,
                position: "right",
                formatter: "{b}",
              },
            },
            symbolSize: function (val) {
              return val[2] / 8;
            },
            itemStyle: {
              normal: {
                color: color[i],
              },
            },
            data: item[1].map(function (dataItem) {
              return {
                name: dataItem[1].name,
                value: geoCoordMap[dataItem[1].name].concat([
                  dataItem[1].value,
                ]),
              };
            }),
          }
        );
      });
    },

    initChart() {
      // 终点名称和经纬度
      const endList = [
        {
          name: "哈尔滨",
          latlng: [127.9688, 45.368],
          id: 1,
        },
        {
          name: "新疆玛纳斯基地",
          latlng: [86.22, 44.3],
          id: 2,
        },
        {
          name: "北海",
          latlng: [109.314, 21.6211],
          id: 3,
        },
        {
          name: "厦门",
          latlng: [118.1689, 24.6478],
          id: 4,
        },
        {
          name: "珠海",
          latlng: [113.7305, 22.1155],
          id: 5,
        },
        {
          name: "北京市",
          latlng: [116.07673639616456, 40.110426254643315],
          id: 6,
        },
        {
          name: "白银市",
          latlng: [101.09220648866805, 36.568363251217576],
          id: 7,
        },
        {
          name: "湘潭",
          latlng: [112.5439, 27.7075],
          id: 8,
        },
        {
          name: "舟山",
          latlng: [122.2559, 30.2234],
          id: 9,
        },
        {
          name: "舟山",
          latlng: [122.2559, 30.2234],
          id: 10,
        },
        {
          name: "拉萨",
          latlng: [91.1865, 30.1465],
          id: 10,
        },
        {
          name: "昆明",
          latlng: [102.9199, 25.4663],
          id: 11,
        },
      ];
      // 终点标点数据
      let endData = endList.map((row) => {
        return {
          value: row.latlng,
          name: row.name,
          lineStyle: {
            color: "#FFE747",
          },
        };
      });

      // 起点名称和经纬度
      const fromName = "重庆市";
      const fromLatlng = [106.33, 29.35];
      const fromName1 = "珠海";
      const fromLatlng1 = [113.7305, 22.1155];

      //飞线数据
      const linesData = endList.map((row) => {
        return {
          coords: [row.id % 2 == 1 ? fromLatlng : fromLatlng1, row.latlng],
          fromName: row.id % 2 == 1 ? fromName : fromName1,
          toName: row.name,
        };
      });

      const option = {
        backgroundColor: "#080a20",
        title: {
          left: "left",
          textStyle: {
            color: "#fff",
          },
        },
        tooltip: {
          trigger: "item",
        },
        legend: {
          orient: "vertical",
          top: "bottom",
          left: "right",
          data: ["北京 Top10", "上海 Top10", "广州 Top10"],
          textStyle: {
            color: "#fff",
          },
          selectedMode: "single",
        },
        geo: {
          map: "china",
          zoom: 1.2,
          show: true,
          label: {
            emphasis: {
              show: false,
            },
          },
          roam: false,
          itemStyle: {
            normal: {
              areaColor: "#142957",
              borderColor: "#0692a4",
            },
            emphasis: {
              areaColor: "#0b1c2d",
            },
          },
        },
        // series:this.series,
        series: [
          // 飞线
          {
            type: "lines",
            zlevel: 1,
            effect: {
              show: true,
              period: 4, // 箭头指向速度，值越小速度越快
              trailLength: 0.1, // 特效尾迹长度[0,1]值越大，尾迹越长重
              symbol: "pin", // 箭头图标
              symbolSize: 10, // 图标大小
            },
            lineStyle: {
              normal: {
                color: "#00aaff",
                width: 1, // 尾迹线条宽度
                opacity: 1, // 尾迹线条透明度
                curveness: 0.3, // 尾迹线条曲直度
              },
            },
            data: linesData,
          },
          // 气泡，用于突出目的地
          {
            type: "effectScatter",
            coordinateSystem: "geo", // 使用地理坐标系
            // 要有对应的经纬度才显示，先经度再维度
            data: endData,
            showEffectOn: "render", // 绘制完成后显示特效
            rippleEffect: {
              scale: 4, // 波纹的最大缩放比例
              brushType: "stroke",
              brushType: "stroke", //波纹绘制方式 stroke, fill
            },
            hoverAnimation: true,
            label: {
              // 图形上的文本标签
              show: true,
              formatter: "{b}",
              position: "right",
              fontWeight: 500,
              fontSize: 10,
            },
            // 默认样式
            itemStyle: {
              color: "#32cd32",
              shadowBlur: 10,
              shadowColor: "#333",
            },
            // 鼠标移入时样式
            emphasis: {
              itemStyle: {
                color: "#f4e925", // 高亮颜色
              },
            },
            zlevel: 1,
          },
          // 坐标用于突出起点
          // {
          //   type: "scatter",
          //   coordinateSystem: "geo",
          //   zlevel: 2,
          //   rippleEffect: {
          //     period: 3,
          //     brushType: "stroke",
          //     scale: 3,
          //   },
          //   symbol: "pin",
          //   symbolSize: 50,
          //   data: [
          //     {
          //       name: "济南市",
          //       value: [117, 36.67],
          //     },
          //   ],
          // },

          {
            type: "effectScatter",
            coordinateSystem: "geo", // 使用地理坐标系
            // 要有对应的经纬度才显示，先经度再维度
            data: [
              { value: fromLatlng, name: fromName },
              { value: fromLatlng1, name: fromName1 },
            ],
            showEffectOn: "render", // 绘制完成后显示特效
            rippleEffect: {
              scale: 4, // 波纹的最大缩放比例
              brushType: "stroke",
              brushType: "stroke", //波纹绘制方式 stroke, fill
            },
            hoverAnimation: true,
            label: {
              // 图形上的文本标签
              show: true,
              formatter: "{b}",
              position: "right",
              fontWeight: 500,
              fontSize: 10,
            },
            // 默认样式
            itemStyle: {
              color: "#00aaff",
              shadowBlur: 10,
              shadowColor: "#333",
            },
            // 鼠标移入时样式
            emphasis: {
              itemStyle: {
                color: "#f4e925", // 高亮颜色
              },
            },
            zlevel: 1,
          },
        ],
      };
      console.log(55555, this.series);
      this.myChart.setOption(option);
      this.myChart.getZr().off("click"); //点击事件之前，要释放之前的点击事件
      this.myChart.getZr().on("click", function (params) {
        //点击事件
        // console.log(999, params);
      });
    },
    resizeChart() {
      this.chartInstance && this.chartInstance.resize();
    },
  },
};
</script>
